test/DebugInfo/X86/dwarfdump-debug-names.s

   1 # RUN: llvm-mc -triple x86_64-pc-linux %s -filetype=obj -o - | llvm-dwarfdump -debug-names - | FileCheck %s
   2         .section        .debug_str,"MS",@progbits,1
   3 .Linfo_string0:
   4         .asciz  "foo"
   5 .Linfo_string1:
   6         .asciz  "_Z3foov"
   7 .Linfo_string2:
   8         .asciz  "bar"
   9
  10 # Fake .debug_info. We just need it for the offsets to two "compile units" and
  11 # two "DIEs"
  12         .section        .debug_info,"",@progbits
  13 .Lcu_begin0:
  14         .byte   0
  15 .Ldie0:
  16         .byte   0
  17 .Lcu_begin1:
  18         .byte   0
  19 .Ldie1:
  20         .byte   0
  21
  22         .section        .debug_names,"",@progbits
  23         .long   .Lnames_end0-.Lnames_start0 # Header: contribution length
  24 .Lnames_start0:
  25         .short  5                       # Header: version
  26         .short  0                       # Header: padding
  27         .long   1                       # Header: compilation unit count
  28         .long   0                       # Header: local type unit count
  29         .long   0                       # Header: foreign type unit count
  30         .long   2                       # Header: bucket count
  31         .long   2                       # Header: name count
  32         .long   .Lnames_abbrev_end0-.Lnames_abbrev_start0 # Header: abbreviation table size
  33         .long   0                       # Header: augmentation length
  34         .long   .Lcu_begin0             # Compilation unit 0
  35         .long   0                       # Bucket 0
  36         .long   1                       # Bucket 1
  37         .long   193491849               # Hash in Bucket 1
  38         .long   -1257882357             # Hash in Bucket 1
  39         .long   .Linfo_string0          # String in Bucket 1: foo
  40         .long   .Linfo_string1          # String in Bucket 1: _Z3foov
  41         .long   .Lnames0-.Lnames_entries0 # Offset in Bucket 1
  42         .long   .Lnames1-.Lnames_entries0 # Offset in Bucket 1
  43 .Lnames_abbrev_start0:
  44         .byte   46                      # Abbrev code
  45         .byte   46                      # DW_TAG_subprogram
  46         .byte   3                       # DW_IDX_die_offset
  47         .byte   19                      # DW_FORM_ref4
  48         .byte   0                       # End of abbrev
  49         .byte   0                       # End of abbrev
  50         .byte   0                       # End of abbrev list
  51 .Lnames_abbrev_end0:
  52 .Lnames_entries0:
  53 .Lnames0:
  54         .byte   46                      # Abbrev code
  55         .long   .Ldie0-.Lcu_begin0      # DW_IDX_die_offset
  56         .long   0                       # End of list: foo
  57 .Lnames1:
  58         .byte   46                      # Abbrev code
  59         .long   .Ldie0-.Lcu_begin0      # DW_IDX_die_offset
  60         .long   0                       # End of list: _Z3foov
  61         .p2align        2
  62 .Lnames_end0:
  63
  64         .long   .Lnames_end1-.Lnames_start1 # Header: contribution length
  65 .Lnames_start1:
  66         .short  5                       # Header: version
  67         .short  0                       # Header: padding
  68         .long   1                       # Header: compilation unit count
  69         .long   0                       # Header: local type unit count
  70         .long   0                       # Header: foreign type unit count
  71         .long   1                       # Header: bucket count
  72         .long   1                       # Header: name count
  73         .long   .Lnames_abbrev_end1-.Lnames_abbrev_start1 # Header: abbreviation table size
  74         .long   0                       # Header: augmentation length
  75         .long   .Lcu_begin1             # Compilation unit 0
  76         .long   1                       # Bucket 0
  77         .long   193487034               # Hash in Bucket 0
  78         .long   .Linfo_string2          # String in Bucket 0: bar
  79         .long   .Lnames2-.Lnames_entries1 # Offset in Bucket 0
  80 .Lnames_abbrev_start1:
  81         .byte   52                      # Abbrev code
  82         .byte   52                      # DW_TAG_variable
  83         .byte   3                       # DW_IDX_die_offset
  84         .byte   19                      # DW_FORM_ref4
  85         .byte   0                       # End of abbrev
  86         .byte   0                       # End of abbrev
  87         .byte   0                       # End of abbrev list
  88 .Lnames_abbrev_end1:
  89 .Lnames_entries1:
  90 .Lnames2:
  91         .byte   52                      # Abbrev code
  92         .long   .Ldie1-.Lcu_begin1      # DW_IDX_die_offset
  93         .long   0                       # End of list: bar
  94         .p2align        2
  95 .Lnames_end1:
  96 # CHECK: .debug_names contents:
  97 # CHECK-NEXT: Name Index @ 0x0 {
  98 # CHECK-NEXT:   Header {
  99 # CHECK-NEXT:     Length: 0x60
 100 # CHECK-NEXT:     Version: 5
 101 # CHECK-NEXT:     Padding: 0x0
 102 # CHECK-NEXT:     CU count: 1
 103 # CHECK-NEXT:     Local TU count: 0
 104 # CHECK-NEXT:     Foreign TU count: 0
 105 # CHECK-NEXT:     Bucket count: 2
 106 # CHECK-NEXT:     Name count: 2
 107 # CHECK-NEXT:     Abbreviations table size: 0x7
 108 # CHECK-NEXT:     Augmentation: ''
 109 # CHECK-NEXT:   }
 110 # CHECK-NEXT:   Compilation Unit offsets [
 111 # CHECK-NEXT:     CU[0]: 0x00000000
 112 # CHECK-NEXT:   ]
 113 # CHECK-NEXT:   Abbreviations [
 114 # CHECK-NEXT:     Abbreviation 0x2e {
 115 # CHECK-NEXT:       Tag: DW_TAG_subprogram
 116 # CHECK-NEXT:       DW_IDX_die_offset: DW_FORM_ref4
 117 # CHECK-NEXT:     }
 118 # CHECK-NEXT:   ]
 119 # CHECK-NEXT:   Bucket 0 [
 120 # CHECK-NEXT:     EMPTY
 121 # CHECK-NEXT:   ]
 122 # CHECK-NEXT:   Bucket 1 [
 123 # CHECK-NEXT:     Name 1 {
 124 # CHECK-NEXT:       Hash: 0xB887389
 125 # CHECK-NEXT:       String: 0x00000000 "foo"
 126 # CHECK-NEXT:       Entry @ 0x4f {
 127 # CHECK-NEXT:         Abbrev: 0x2E
 128 # CHECK-NEXT:         Tag: DW_TAG_subprogram
 129 # CHECK-NEXT:         DW_IDX_die_offset: 0x00000001
 130 # CHECK-NEXT:       }
 131 # CHECK-NEXT:     }
 132 # CHECK-NEXT:     Name 2 {
 133 # CHECK-NEXT:       Hash: 0xB5063D0B
 134 # CHECK-NEXT:       String: 0x00000004 "_Z3foov"
 135 # CHECK-NEXT:       Entry @ 0x58 {
 136 # CHECK-NEXT:         Abbrev: 0x2E
 137 # CHECK-NEXT:         Tag: DW_TAG_subprogram
 138 # CHECK-NEXT:         DW_IDX_die_offset: 0x00000001
 139 # CHECK-NEXT:       }
 140 # CHECK-NEXT:     }
 141 # CHECK-NEXT:   ]
 142 # CHECK-NEXT: }
 143 # CHECK-NEXT: Name Index @ 0x64 {
 144 # CHECK-NEXT:   Header {
 145 # CHECK-NEXT:     Length: 0x44
 146 # CHECK-NEXT:     Version: 5
 147 # CHECK-NEXT:     Padding: 0x0
 148 # CHECK-NEXT:     CU count: 1
 149 # CHECK-NEXT:     Local TU count: 0
 150 # CHECK-NEXT:     Foreign TU count: 0
 151 # CHECK-NEXT:     Bucket count: 1
 152 # CHECK-NEXT:     Name count: 1
 153 # CHECK-NEXT:     Abbreviations table size: 0x7
 154 # CHECK-NEXT:     Augmentation: ''
 155 # CHECK-NEXT:   }
 156 # CHECK-NEXT:   Compilation Unit offsets [
 157 # CHECK-NEXT:     CU[0]: 0x00000002
 158 # CHECK-NEXT:   ]
 159 # CHECK-NEXT:   Abbreviations [
 160 # CHECK-NEXT:     Abbreviation 0x34 {
 161 # CHECK-NEXT:       Tag: DW_TAG_variable
 162 # CHECK-NEXT:       DW_IDX_die_offset: DW_FORM_ref4
 163 # CHECK-NEXT:     }
 164 # CHECK-NEXT:   ]
 165 # CHECK-NEXT:   Bucket 0 [
 166 # CHECK-NEXT:     Name 1 {
 167 # CHECK-NEXT:       Hash: 0xB8860BA
 168 # CHECK-NEXT:       String: 0x0000000c "bar"
 169 # CHECK-NEXT:       Entry @ 0xa3 {
 170 # CHECK-NEXT:         Abbrev: 0x34
 171 # CHECK-NEXT:         Tag: DW_TAG_variable
 172 # CHECK-NEXT:         DW_IDX_die_offset: 0x00000001
 173 # CHECK-NEXT:       }
 174 # CHECK-NEXT:     }
 175 # CHECK-NEXT:   ]
 176 # CHECK-NEXT: }